General Anatomy Mcqs - Set 9

1)   The primary germ layer endoderm is derived from_____________?

a. Embryonal disc
b. Yolk sac
c. Amniotic cavity
d. Palacenta
Answer  Explanation 

ANSWER: Yolk sac

Explanation:
No explanation is available for this question!


2)   Embryologically hard palate develop from________________?

a. Maxillary process
b. Lateral palatine process
c. Frontonasal process
d. All of the above
Answer  Explanation 

ANSWER: All of the above

Explanation:
No explanation is available for this question!


3)   The posterior part of the tongue develops from_________________?

a. First Arch
b. Third Arch
c. Second Arch
d. All of the above
Answer  Explanation 

ANSWER: Third Arch

Explanation:
No explanation is available for this question!


4)   Tongue develops from all of the following except_______________?

a. Tuberculum impar
b. Hypobranchial eminence
c. Lingual swellings
d. Arytenoid swellings
Answer  Explanation 

ANSWER: Arytenoid swellings

Explanation:
No explanation is available for this question!


5)   Palate is formed from:

a. Median palatine process
b. Lateral palatine process
c. Both A and D
d. Either A or B
Answer  Explanation 

ANSWER: Both A and D

Explanation:
No explanation is available for this question!


6)   Which of the following is NOT true about paramedian pits _______________?

a. Found and the lower lip
b. Found on the upper lip
c. On either side of the midline
d. Associated with cleft lip and palate
Answer  Explanation 

ANSWER: Found on the upper lip

Explanation:
No explanation is available for this question!


7)   Maximum oral structures are having their origin from___________________?

a. Ectoderm
b. Mesoderm
c. Endoderm
d. None of the above
Answer  Explanation 

ANSWER: Ectoderm

Explanation:
No explanation is available for this question!


8)   Which is not formed from the cartilaginous part of viscerocranium ?

a. Sphenoid
b. Vomer
c. Zygoma
d. Lacrimal
Answer  Explanation 

ANSWER: Zygoma

Explanation:
No explanation is available for this question!


9)   Imbilical cord contains_________________?

a. Three arteries and one vein
b. One artery and three veins
c. One artery and one vein
d. Two arteries and one vein
Answer  Explanation 

ANSWER: Two arteries and one vein

Explanation:
No explanation is available for this question!


10)   Development of palate beings at the age of________________?

a. 4 weeks
b. 6 weeks
c. 13 weeks
d. 18 weeks
Answer  Explanation 

ANSWER: 4 weeks

Explanation:
No explanation is available for this question!


11)   1st arch artery is_________________?

a. Maxillary artery
b. Mandibular artery
c. Carotid artery
d. Stapedial artery
Answer  Explanation 

ANSWER: Maxillary artery

Explanation:
No explanation is available for this question!


12)   The period of embryo extends_______________?

a. From the end of first week till the eight week
b. from the period of ovum till the tenth week
c. From oogenesis till the eight week
d. From fertilization till the eight week
Answer  Explanation 

ANSWER: From fertilization till the eight week

Explanation:
No explanation is available for this question!


13)   Failure of descent of thyroid analage can be seen in the tongue_________________?

a. In anterior 2/3 of dorsal aspect
b. In posterior 1/3 of dorsal aspect
c. Near the base of tongue close to foraman caecum
d. In anterior 2/3 of inferior surface
Answer  Explanation 

ANSWER: Near the base of tongue close to foraman caecum

Explanation:
No explanation is available for this question!


14)   Palatine tonsil develops from________________?

a. Dorsal part of II pharyneal pouches
b. Ventral part of II pharyneal pouches
c. Dorsal part of III pharyneal pouches
d. Ventral part of I pharyneal pouches
Answer  Explanation 

ANSWER: Ventral part of II pharyneal pouches

Explanation:
No explanation is available for this question!


15)   Hyoid bone is a derivative of_______________?

a. First pharyngeal arch
b. First and second pharyngeal arches
c. Second and third pharyngeal arches
d. Fourth pharyngeal arch
Answer  Explanation 

ANSWER: Second and third pharyngeal arches

Explanation:
No explanation is available for this question!


16)   Derivative of second pharyngeal arch is________________?

a. Spheno Mandibular Ligament
b. Stylomandibular ligament
c. Anterior ligament of Malleus
d. Stylohyoid Ligament
Answer  Explanation 

ANSWER: Stylohyoid Ligament

Explanation:
No explanation is available for this question!


17)   Thyroid gland develops rom________________?

a. Thyroglossal duct
b. Rathke’s pouch
c. Notochordal process
d. Embryonal disc
Answer  Explanation 

ANSWER: Thyroglossal duct

Explanation:
No explanation is available for this question!


18)   External auditory meatus develops from___________________?

a. Dorsal part of 1st ectodermal pouch
b. Dorsal part of 2nd cleft
c. Dorsal part of 3rd ectodermal pouch
d. Sixth branchial arch
Answer  Explanation 

ANSWER: Dorsal part of 1st ectodermal pouch

Explanation:
No explanation is available for this question!


19)   The growth and development in the craniofacial region occurs in following order_______________?

a. The head first, then width of face and length (or) depth of face after wards.
b. the width of face, then head and length (or) depth of face after wards
c. The length ( or) depth of face then width of face and the head
d. The head first , length (or) depth of face and then width of face
Answer  Explanation 

ANSWER: The head first, then width of face and length (or) depth of face after wards.

Explanation:
No explanation is available for this question!


20)   All of the following cells are of endodermal origin except______________?

a. Hepatocytes
b. Epithelial cells of the intestine
c. Odontoblasts
d. Goblet cells
Answer  Explanation 

ANSWER: Odontoblasts

Explanation:
No explanation is available for this question!


21)   Posterior belly of digastric is derived from________________?

a. First brachial arch
b. First brachial pouch
c. Second brachial arch
d. Second pharyngeal pouch
Answer  Explanation 

ANSWER: Second brachial arch

Explanation:
No explanation is available for this question!


22)   Spheno mandibular ligament is developed from________________?

a. first arch
b. Second arch
c. Third arch
d. Fourth arch
Answer  Explanation 

ANSWER: first arch

Explanation:
No explanation is available for this question!


23)   The lateral lingual swellings and tuberculum impar give rise to______________?

a. Anterior 1/3 of tongue
b. Anterior 2/3 of tongue
c. Posterior 1/3 of tongue
d. Posterior 2/3 of tongue
Answer  Explanation 

ANSWER: Anterior 2/3 of tongue

Explanation:
No explanation is available for this question!


24)   The tongue is formed from____________?

a. 1st,2nd ,3rd bronchial arches
b. 1st ,3rd, 5th bronchial arches
c. 1st ,3rd, 4th bronchial arches
d. 1st, 4th, 5th bronchial arches
Answer  Explanation 

ANSWER: 1st ,3rd, 4th bronchial arches

Explanation:
No explanation is available for this question!


25)   Meckel’s cartilage extends from______________?

a. Otic capsule
b. Styloid bone
c. Hyoid cartilage
d. None of the above
Answer  Explanation 

ANSWER: Otic capsule

Explanation:
No explanation is available for this question!


26)   Developmentally stomodeum is separated from the pharynx dorsally by ____________?

a. Pharyneal arch
b. Buccopharyngeal membrane
c. Rathke’s pouch
d. Mandibular process
Answer  Explanation 

ANSWER: Buccopharyngeal membrane

Explanation:
No explanation is available for this question!


27)   Cleft lip occurs due to failure of______________?

a. Fusion of lateral nasal process with maxillary process
b. Fusion of median nasal process with maxillary process
c. Fusion of median and lateral nasal process
d. None of the above
Answer  Explanation 

ANSWER: Fusion of median nasal process with maxillary process

Explanation:
No explanation is available for this question!


28)   Upper and lower lips are formed from which embryonic processes_____________?

a. Maxillary and mandibular
b. Maxillary and median nasal
c. Maxillary mandibular lateral nasal and median nasal
d. Mandibular and median nasal
Answer  Explanation 

ANSWER: Maxillary mandibular lateral nasal and median nasal

Explanation:
No explanation is available for this question!


29)   Parotid fascia extends anteriorly as _______________?

a. Deep cervical fascia
b. Fascia lata
c. Masseteric fascia
d. Stylomandibular ligament
Answer  Explanation 

ANSWER: Masseteric fascia

Explanation:
No explanation is available for this question!


30)   The cortex of lymph node contains__________________?

a. Cords of billroth
b. Hassal’s corpuscles
c. Lymphatic nodules
d. While pulp
Answer  Explanation 

ANSWER: Lymphatic nodules

Explanation:
No explanation is available for this question!